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Analysis
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max time kernel
117s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
22/01/2025, 05:41
Static task
static1
Behavioral task
behavioral1
Sample
MB267382625AE.scr
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MB267382625AE.scr
Resource
win10v2004-20241007-en
General
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Target
MB267382625AE.scr
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Size
628KB
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MD5
f43238bfb93550676c942b1253179f07
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SHA1
bfccd20fb37ff85ba836c618f15d2ad03f91b75d
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SHA256
51d68a04bd95b48dae0d4298e23c09e5c32cc6c91297c5ff2d92dbd4f598207d
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SHA512
9948f8bd3597a1129735558741339b1d7643ca7afdb26f194ee7368a4b9e326d6e161cf4072a950a5d79ad6a403b03ec7c112dde339a4a5fa7903bcc8f911c6d
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SSDEEP
12288:dhLKWa+kia+qO9rdc6T5hMhtn7ojsC4mKFNlou61:Bk/5IT5CDn7oLYoj1
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.murchisonspice.co.za - Port:
587 - Username:
[email protected] - Password:
accounts786q#
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
resource yara_rule behavioral1/memory/2420-26-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2420-24-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2420-23-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2420-20-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/2420-18-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Snakekeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 484 powershell.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MB267382625AE.scr Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MB267382625AE.scr Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MB267382625AE.scr -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org 8 reallyfreegeoip.org 9 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2520 set thread context of 2420 2520 MB267382625AE.scr 35 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MB267382625AE.scr Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MB267382625AE.scr -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2864 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2420 MB267382625AE.scr 484 powershell.exe 2420 MB267382625AE.scr -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2420 MB267382625AE.scr Token: SeDebugPrivilege 484 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2520 wrote to memory of 484 2520 MB267382625AE.scr 31 PID 2520 wrote to memory of 484 2520 MB267382625AE.scr 31 PID 2520 wrote to memory of 484 2520 MB267382625AE.scr 31 PID 2520 wrote to memory of 484 2520 MB267382625AE.scr 31 PID 2520 wrote to memory of 2864 2520 MB267382625AE.scr 33 PID 2520 wrote to memory of 2864 2520 MB267382625AE.scr 33 PID 2520 wrote to memory of 2864 2520 MB267382625AE.scr 33 PID 2520 wrote to memory of 2864 2520 MB267382625AE.scr 33 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 PID 2520 wrote to memory of 2420 2520 MB267382625AE.scr 35 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MB267382625AE.scr -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MB267382625AE.scr
Processes
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C:\Users\Admin\AppData\Local\Temp\MB267382625AE.scr"C:\Users\Admin\AppData\Local\Temp\MB267382625AE.scr" /S1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qxSntIfGZ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:484
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qxSntIfGZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF3E0.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2864
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C:\Users\Admin\AppData\Local\Temp\MB267382625AE.scr"C:\Users\Admin\AppData\Local\Temp\MB267382625AE.scr"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2420
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5ee367e748d5f9f98557655e71f3502fb
SHA1a7254be13e5203f1b5899bb9a41012c8167c339b
SHA2562f179a2b793b0f6ae744d6f189e8202e7cad96d81b4ba2a9ca81c6b09589e978
SHA512afa3b1d8f224cea0d971e17175788e2fcb0e20baaab4cf002e648a9211bc5ee7d17b6d1a664aaf19a08f593274bafb4e54fdab3c1089aa60ee1b081e57812965